Sonic Audit Specialist – Spanish

🔥 0 minutes ago

🇪🇸 Spain – Remote

💵 $39 / hour

⏳ Contract/Temporary

🟡 Mid-level

🟠 Senior

✨ Spanish

👻 Ghost score 9%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Mercor

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2023

🔥 Funding within the last year

💰 $350M Series C - Mercor on 2025-10

Mercor is a company for which no descriptive text was provided in the input. Additional information (products, services, target customers, or industry specifics) is needed to create an accurate summary and select appropriate industries.

📋 Description

• Audit AI training data in Spanish rather than produce it • Perform Multilingual Transcription Audits by listening to speech, reviewing annotator transcriptions, applying error codes, assigning pass/fail verdicts, and writing rationales • Perform Forced Alignment Audits by verifying word-level segment timestamps and reference transcriptions against spoken audio • Correct inaccurate boundaries, split or merge segments, add missing segments, and remove segments containing no word • Apply every applicable error code and explain in plain language why each task passed or failed • Call out critical errors first so failure reasons are clear • Complete a calibration phase before beginning production work • Work on projects that train and enhance AI systems

🎯 Requirements

• Native or near-native command of Spanish as spoken in Spain • Born and raised in a region where Spanish and this variety is dominant, or fully fluent with five or more years of residence in such a region • Strong English reading and writing • Ability to read a detailed rulebook and write clear feedback in English • Disciplined application of written rubrics across hundreds of judgments • Careful listening ability, including distinguishing similar sounds and word boundaries in continuous speech • Prior transcription, subtitling, localization, linguistic annotation, or QA experience is a strong signal • Helpful but not required: prior AI data annotation or model evaluation work • Helpful but not required: phonetics or linguistics background • Helpful but not required: experience with audio editing or waveform tools • Must complete a short calibration phase before production work • Must be able to work as an independent contractor • H1-B and STEM OPT candidates are not supported

🏖️ Benefits

• Fully remote role • Flexible schedule; can be completed on your own schedule • Weekly payments via Stripe or Wise based on services rendered • Competitive pay • Opportunity to collaborate with leading researchers • Opportunity to help shape the next generation of AI systems • Referral opportunity earning up to $160 per successful referral, subject to referral limits • Reasonable accommodations upon request